Darkening

dark·en  (därkn)

v. dark·ened, dark·en·ing, dark·ens

v.tr.

1.

a. To make dark or darker.

b. To give a darker hue to.

2. To fill with sadness; make gloomy.

3. To render vague or uncertain; obscure: The sudden drop in stock prices darkened the future for investors.

4. To tarnish or stain: a scandal that darkened the family's good name.

v.intr.

To become dark or darker.

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darken·er n.

Thesaurus

Noun	1.	darkening - changing to a darker color blackening change of color - an act that changes the light that something reflects obfuscation - darkening or obscuring the sight of something
Adj.	1.	darkening - becoming dark or darker as from waning light or clouding over; "the darkening sky" dark - devoid of or deficient in light or brightness; shadowed or black; "sitting in a dark corner"; "a dark day"; "dark shadows"; "dark as the inside of a black cat"